Xiangyun yarn is hard to find and expensive. It is the only silk fabric dyed with pure vegetable dyes in the world. Xiangyun yarn blank silk can be divided into two kinds of fabrics, honeysuckle silk and honeysuckle yarn. These two fabrics have many advantages, such as refreshing and cool, non-contact, soft texture and not easy to wrinkle.
Xiangyun yarn, a specialty of Shunde District, Foshan City, Guangdong Province, is a symbolic product of chinese national geography. Xiangyun yarn, also known as Xiangyun yarn and yam yarn, is a kind of silk fabric dyed with plant dye Dioscorea cirrhosa. It is the only silk fabric dyed with pure vegetable dyes in the world, and it is praised as "soft gold" by the textile industry.
There have been records about Dioscorea cirrhosa in the Tang Dynasty, and Shen Kuo in the Northern Song Dynasty and Li Shizhen in the Ming Dynasty both described the dyeing effect of Dioscorea cirrhosa. The sericulture and reeling industry in Shunde District, Foshan City has a long history and is known as the "Silk Capital of the South China", which completely preserves the dyeing and finishing skills of Xiangyun yarn. During Yongle period of Ming Dynasty, Guangdong gamboge yarn has been exported to foreign countries.